CN106440892A - Heat exchanger core for heat exchange of three or more fluids - Google Patents

Heat exchanger core for heat exchange of three or more fluids Download PDF

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Publication number
CN106440892A
CN106440892A CN201610929696.5A CN201610929696A CN106440892A CN 106440892 A CN106440892 A CN 106440892A CN 201610929696 A CN201610929696 A CN 201610929696A CN 106440892 A CN106440892 A CN 106440892A
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CN
China
Prior art keywords
heat exchange
plate
matrix
fluid
runner
Prior art date
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Granted
Application number
CN201610929696.5A
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Chinese (zh)
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CN106440892B (en
Inventor
王文博
刘俊秀
肖波
韩芳明
李雪梅
刘莹
崔庆龙
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Aerospace Hiwing Harbin Titanium Industrial Co Ltd
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Aerospace Hiwing Harbin Titanium Industrial Co Ltd
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Priority to CN201610929696.5A priority Critical patent/CN106440892B/en
Publication of CN106440892A publication Critical patent/CN106440892A/en
Application granted granted Critical
Publication of CN106440892B publication Critical patent/CN106440892B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0031Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
    • F28D9/0037Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the conduits for the other heat-exchange medium also being formed by paired plates touching each other
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0093Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/04Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being formed by spirally-wound plates or laminae
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/02Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
    • F28F3/04Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
    • F28F3/042Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element
    • F28F3/046Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element the deformations being linear, e.g. corrugations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/02Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
    • F28F3/04Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
    • F28F3/048Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of ribs integral with the element or local variations in thickness of the element, e.g. grooves, microchannels

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The invention provides a heat exchanger core for heat exchange of three or more fluids, and belongs to the technical field of heat exchange design. The heat exchanger core comprises n heat exchange plate groups and is formed by alternately stacking the n heat exchange plate groups which bear n heat exchange fluids; each heat exchange plate comprises a via hole heat exchange plate and a through hole heat exchange plate; each via hole heat exchange plate comprises a via hole matrix, two fluid via holes and a heat exchange flow channel machined on the via hole matrix through chemical etching; each through hole heat exchange plate comprises a cold plate and a hot plate, wherein the cold plate comprises a cold plate matrix, a fluid through hole and a heat exchange flowing channel machined on the cold plate matrix through chemical etching, and the hot plate comprises a hot plate matrix, a fluid through hole and a heat exchange flowing channel machined on the hot plate matrix through chemical etching; each heat exchange plate group comprises one or more cold plate or hot plates. The heat exchanger core for heat exchange of the three or more fluids has the advantages of being high in cooling efficiency and the like.

Description

A kind of heat exchanger core for more than three kinds fluid heat exchanges
Technical field
The invention belongs to heat exchange design field is and in particular to a kind of heat exchanger for more than three kinds fluid heat exchanges Core.
Background technology
At present, micro-channel heat exchanger has been widely applied to the industries such as ship, automobile, air-conditioning, micro-channel heat exchanger due to Its small volume, lightweight, had become as the open important new direction of current heat exchanger research, and current, using simply changing Hot device cored structure does not enable multiple fluid heat exchange.
Content of the invention
For solving technical problem present in above-mentioned prior art, the present invention proposes one kind and is used for more than three kinds fluid thermal The heat exchanger core exchanging, the technical scheme taken is as follows:
The described heat exchanger core for more than three kinds fluid heat exchanges includes n heat exchange plate group, and by n heat exchanger plates Piece group is stacked alternately and forms, and wherein, n is the positive integer not less than 3;Each described heat exchange plate group carries a kind of heat exchange flow Body, described n heat exchange plate group carries n kind heat-exchange fluid;Described heat exchange plate includes via heat exchange plate and through hole heat exchange Plate;Described via heat exchange plate is included via matrix, two fluid vias and is processed on via matrix by chemical etching The heat exchange runner going out;The port of the heat exchange runner on described via heat exchange plate is located on the side of via heat exchange plate, as The import or export of heat exchanging fluid;Described two fluid vias as with via heat exchange plate on heat exchange runner port attribute The outlet of corresponding heat exchanging fluid or import;Described through hole heat exchange plate includes cold drawing and hot plate;Described cold drawing includes cold drawing base Body, two fluid through-holes and the heat exchange runner being processed in cold plate base by chemical etching;Heat exchange stream on described cold drawing The port in road is located on the side of cold plate base, respectively the inlet and outlet of heat exchanging fluid;Described hot plate include hot plate matrix, Two fluid through-holes and the heat exchange runner being processed on hot plate matrix by chemical etching;Heat exchange runner on described hot plate Port is located on the side of hot plate matrix, respectively the inlet and outlet of heat exchanging fluid;Each heat exchange plate group include one with On via heat exchange plate or through hole heat exchange plate;More than one cold including containing in the heat exchange plate group of through hole heat exchange plate Plate or hot plate;The heat exchanging fluid import and export of different described heat exchange plates is wrong each other in the projection perpendicular to heat exchange plate direction Open, do not overlap each other, there is no any overlapped part;Described fluid via and fluid through-hole are perpendicular to heat exchange plate side To projection on safety overlapping.
Preferably, described being stacked alternately represents heat exchange plate group adjacent with arbitrary heat exchange plate group in heat exchanger core It is any heat exchange plate group in addition to its own.
Preferably, the heat exchange runner that the heat exchange plate comprising in two adjacent heat exchange plate groups is provided with is perpendicular to heat exchange Overlapped part is had on the projection in plate direction for heat exchange.
Preferably, described heat exchange runner is entirely located in the one side of described via matrix, cold plate base and hot plate matrix;Described The another side of via matrix, cold plate base and hot plate matrix is plane, via matrix whole in heat exchanger core, cold plate base With the one side that hot plate matrix is provided with heat exchange runner both facing to same direction.
Preferably, described heat exchange runner is entirely located in the one side of via matrix, cold plate base and hot plate matrix;Described via The another side of matrix, cold plate base and hot plate matrix is plane;Whole via matrixes, cold drawing in each heat exchange plate group described The heat exchange runner one side of matrix and hot plate matrix is both facing to same direction;The border end heat exchange of two groups of adjacent heat exchange plate groups The via matrix of plate, cold plate base and hot plate matrix are provided with the one of heat exchange runner facing to different, in this border end heat exchange A dividing plate is stacked, described dividing plate is the matrix not etching heat exchange runner between plate.
Preferably, described heat exchange runner is entirely located in the two sides of via matrix, cold plate base and hot plate matrix, each via Matrix, cold plate base and hot plate matrix both sides are provided with dividing plate, and described dividing plate is the matrix not etching heat exchange runner.
Preferably, described heat exchange runner is located at the one or both sides of via matrix, cold plate base and hot plate matrix, adjacent Between via matrix and via matrix, between via matrix and cold plate base, between via matrix and hot plate matrix, cold plate base Heat exchange runner one side and cold plate base between, between cold plate base and hot plate matrix, between hot plate matrix and hot plate matrix is not Adjacent or adjacent, between the heat exchange runner adjacent via matrix of one side and via matrix, between via matrix and cold plate base, Between via matrix and hot plate matrix, between cold plate base and cold plate base, between cold plate base and hot plate matrix, hot plate matrix It is provided with dividing plate and hot plate matrix between, described dividing plate is the matrix not etching heat exchange runner.
Preferably, be provided with cover plate outside exposed two heat exchange plate groups after being stacked alternately, arbitrary cover plate with and its Dividing plate or non-inductive windings are had between adjacent heat exchange plate group.
Preferably, described via matrix, cold plate base and hot plate matrix all can be by gold such as rustless steel, titanium alloy, copper alloys Belong to material to make, also can be made up of nonmetallic materials such as pottery, PVC;The thickness of described via matrix, cold plate base and hot plate matrix Spend for 1.5-4.0mm, surface roughness is 1.6-3.2 μm, flatness is less than 10 μm.
Preferably, the section depth of the heat exchange runner on described via matrix, cold plate base and hot plate matrix was respectively The 60-75% of hole matrix, cold plate base and hot plate matrix, hydraulic diameter is 1.0-3.0mm.
Preferably, the heat exchange runner on described via matrix is hyperbolic type runner, and the hole heart of described two fluid through-holes exists On same straight line, and fluid through-hole is arranged at the center of single type runner;In described hyperbolic type runner each curved One end of runner is port, and other end correspondence is connected with fluid through-hole.
Preferably, the heat exchange runner in described cold plate base is the circular heat exchange runner that horizontal two ends carry rectangular port, On the same line, and two fluid through-holes are arranged at the centre bit of circular heat exchange runner to the hole heart of described two fluid through-holes Put;The plane of described fluid through-hole is higher than the bottom surface of circular heat exchange runner, and the heat exchanging liquid in described circle heat exchange runner can not Through fluid through-hole, circular heat exchange runner bottom is provided with multiple S type curve gullies.
Preferably, the heat exchange runner on described hot plate matrix is single type runner, and the hole heart of described two fluid through-holes exists On same straight line, and fluid through-hole is arranged at the center of single type runner;Described single type runner is completely around fluid Through hole, is not communicated with fluid port so that the heat exchanging liquid in single type runner cannot pass through fluid through-hole.
The base shape of all heat exchange plates (cold drawing and hot plate, have dividing plate, including dividing plate) in described heat exchanger core, In the same size, the projection on heat exchange plate projecting direction is overlapped.
All heat exchange plates (via heat exchanger plates, cold drawing and hot plate, have dividing plate, including dividing plate) in above-mentioned heat exchanger core Matrix be any one in polygon or circle, irregular figure, the heat exchanger core of stacking can be with environment shape Shape customizes, and adapts to specific space requirement.
Cover plate in above-mentioned heat exchanger core can be the metal materials such as rustless steel, titanium alloy, copper alloy or pottery The nonmetallic materials such as porcelain, PVC, thickness is more than heat exchange plate.
Beneficial effects of the present invention are:
A kind of heat exchanger core for more than three kinds fluid heat exchanges proposed by the present invention is carried out by heat exchanging plate The design of cold drawing and hot plate is it is achieved that multiple fluid heat exchange simultaneously;Meanwhile, by via heat exchange plate, cold drawing and hot plate The design of heat exchange runner structure is effectively increased the heat exchange efficiency of heat exchanger.The design of cold drawing and its texture increases heat exchanging liquid Flow velocity, increase cooling efficiency;Hot plate and its as a example design in, increase its flow channel length, be heat exchanging liquid in runner Interior process is longer, and liquid is also relative with the time of contact of cold drawing to be extended, and so that the amplitude of cooling is increased.
Brief description
Fig. 1 is the main structure diagram inventing the cold drawing that described one side is provided with heat exchange runner.
Fig. 2 is the backsight structural representation inventing the cold drawing that described one side is provided with heat exchange runner.
Fig. 3 is the main structure diagram inventing the cold drawing that described two sides is provided with heat exchange runner.
Fig. 4 is the backsight structural representation inventing the cold drawing that described two sides is provided with heat exchange runner.
Fig. 5 is the main structure diagram inventing the hot plate that described one side is provided with heat exchange runner.
Fig. 6 is the backsight structural representation inventing the invention that described one side is provided with heat exchange runner.
Fig. 7 is the main structure diagram inventing the hot plate that described two sides is provided with heat exchange runner.
Fig. 8 is the backsight structural representation inventing the hot plate that described two sides is provided with heat exchange runner.
Fig. 9 is the main structure diagram inventing the via heat exchange plate that described one side is provided with heat exchange runner.
Figure 10 is the backsight structural representation inventing the via heat exchange plate that described one side is provided with heat exchange runner.
Figure 11 is the main structure diagram inventing the via heat exchange plate that described two sides is provided with heat exchange runner.
Figure 12 is the backsight structural representation inventing the via heat exchange plate that described two sides is provided with heat exchange runner.
Figure 13 is to invent the schematic perspective view crossing cold drawing that described one side is provided with heat exchange runner.
Figure 14 is to invent the schematic perspective view crossing hot plate that described two sides is provided with heat exchange runner.
Figure 15 is the schematic perspective view inventing the via heat exchange plate that described two sides is provided with heat exchange runner.
Figure 16 is a kind of schematic diagram of the matching structure inventing described heat exchanger core.
Specific embodiment
With reference to specific embodiment, the present invention will be further described, but the present invention should not be limited by the examples.
Embodiment 1
A kind of heat exchanger core for more than three kinds fluid heat exchanges includes 3 heat exchange plate groups, and by 3 heat exchanger plates Piece group is stacked alternately and forms;Each described heat exchange plate group carries a kind of heat-exchange fluid, includes 3 kinds in institute's heat exchanger core Heat-exchange fluid;Heat exchange plate includes via heat exchange plate and through hole heat exchange plate;Via heat exchange plate include via matrix, two Individual fluid via and the heat exchange runner being processed on via matrix by chemical etching;Heat exchange runner on the heat exchange plate of hole Port is located on the side of via heat exchange plate, as the import of heat exchanging fluid;Two fluid vias as with via heat exchanger plates The outlet of the corresponding heat exchanging fluid of port attribute of the heat exchange runner on piece;Heat exchange runner on via matrix is hyperbolic type runner (as shown in Figure 9), on the same line, and fluid through-hole is arranged at the center of single type runner to the hole heart of two fluid through-holes Position;In hyperbolic type runner, one end of each curved runner is port, and other end correspondence is connected with fluid through-hole.
Through hole heat exchange plate includes cold drawing and hot plate;Cold drawing is included cold plate base, two fluid through-holes and is lost by chemistry The heat exchange runner processing is engraved on cold plate base;The port of the heat exchange runner on cold drawing is located on the side of cold plate base, point Not Wei heat exchanging fluid inlet and outlet;Hot plate includes hot plate matrix, two fluid through-holes and passes through chemical etching in hot plate base The heat exchange runner processing on body;The port of the heat exchange runner on hot plate is located on the side of hot plate matrix, respectively heat exchange stream The inlet and outlet of body;Wherein, the heat exchange runner in cold plate base is the circular heat exchange runner that horizontal two ends carry rectangular port (as shown in Figure 1), on the same line, and two fluid through-holes are arranged at circular heat exchange runner to the hole heart of two fluid through-holes Center;The plane of fluid through-hole is higher than the bottom surface of circular heat exchange runner, and the heat exchanging liquid in circular heat exchange runner can not Through fluid through-hole, circular heat exchange runner bottom is provided with multiple S type curve gullies.Heat exchange runner on hot plate matrix is single type Runner (as shown in Figure 5), on the same line, and fluid through-hole is arranged at single type stream to the hole heart of described two fluid through-holes The center in road;Described single type runner, completely around fluid through-hole, does not communicate so that in single type runner with fluid port Heat exchanging liquid cannot pass through fluid through-hole.It is provided with cover plate outside exposed two heat exchange plate groups after being stacked alternately, appoint There is dividing plate, dividing plate is the matrix not etching heat exchange runner between the heat exchange plate group that one cover plate is adjacent.
Each heat exchange plate group includes more than one via heat exchange plate or through hole heat exchange plate;Including through hole heat exchanger plates More than one cold drawing or hot plate is contained in the heat exchange plate group of piece;Wherein, via heat exchange plate, cold drawing and hot plate is overlapping suitable The particular number of sequence order and each plate can freely be arranged in pairs or groups.The heat exchanging fluid import and export of different described heat exchange plates perpendicular to Offset one from another in the projection in heat exchange plate direction, do not overlap each other, there is no any overlapped part;Described fluid via and Fluid through-hole safety in the projection perpendicular to heat exchange plate direction is overlapping.
In the present embodiment, heat exchange runner is entirely located in the one side of via matrix, cold plate base and hot plate matrix, via base The another side of body, cold plate base and hot plate matrix is plane, as shown in Figure 1, Figure 2, Fig. 5, Fig. 6 and Fig. 9, shown in Figure 10;Heat exchanger core Via matrix whole in portion, cold plate base and hot plate matrix are provided with the one side of heat exchange runner both facing to same direction, and In heat exchanger core, the matrix of all heat exchange plates (cold drawing, hot plate and dividing plate) is circle.
Via matrix, cold plate base and hot plate matrix all can be made up of metal materials such as rustless steel, titanium alloy, copper alloys, Also can be made up of nonmetallic materials such as pottery, PVC;The thickness of via matrix, cold plate base and hot plate matrix is 1.5-4.0mm, Surface roughness is 1.6-3.2 μm, and flatness is less than 10 μm.Heat exchange runner on via matrix, cold plate base and hot plate matrix Section depth be respectively the 60-75% of cold plate base and hot plate matrix, hydraulic diameter is 1.0-3.0mm.
Meanwhile, in heat exchanger core all heat exchange plates (via heat exchange plate, cold drawing and hot plate) matrix (via base Body, cold plate base and hot plate matrix) and dividing plate shape, in the same size, the projection on heat exchange plate projecting direction is mutual Overlapping.Cover plate in heat exchanger core can be the metal materials such as rustless steel, titanium alloy, copper alloy or pottery, PVC Etc. nonmetallic materials, thickness is more than heat exchange plate.
Embodiment 2
Embodiment 2 is with the difference of embodiment 1, a kind of heat exchanger core for more than three kinds fluid heat exchanges Portion, including 8 heat exchange plate groups, and is stacked alternately by 8 heat exchange plate groups and forms, wherein, being stacked alternately of heat exchange plate group The heat exchange plate group representing adjacent with arbitrary heat exchange plate group in heat exchanger core is any heat exchange plate in addition to its own Group.Each heat exchange plate group carries a kind of heat-exchange fluid, includes 8 kinds of heat-exchange fluids in institute's heat exchanger core.Hole heat exchange The port of the heat exchange runner on plate is located on the side of via heat exchange plate, as the outlet of heat exchanging fluid;Two fluid mistakes Hole is as the import with the corresponding heat exchanging fluid of port attribute of the heat exchange runner on via heat exchange plate;Exposed after being stacked alternately It is provided with cover plate, non-inductive windings between the heat exchange plate group that arbitrary cover plate is adjacent outside two heat exchange plate groups outside.
Heat exchange runner is entirely located in the one side of via matrix, cold plate base and hot plate matrix;Via matrix, cold plate base and The another side of hot plate matrix is plane;In each heat exchange plate group, whole via matrixes, cold plate base and hot plate matrix changes Hot flow path one side is both facing to same direction;Whole heat exchange runners one of different heat exchange plate groups are facing to can be different.When The via matrix of border end heat exchange plate of two groups of adjacent heat exchange plate groups, cold plate base or hot plate matrix are provided with heat exchange runner One facing to different, stack a dividing plate between this border end heat exchange plate, wherein, dividing plate is not etch heat exchange runner Matrix.Other parts and connected mode are same as Example 1.
Embodiment 3
Embodiment 3 is with the difference of embodiment 1 and embodiment 2, a kind of for more than three kinds fluid heat exchanges Heat exchanger core, including 15 heat exchange plate groups, and is stacked alternately by 15 heat exchange plate groups and forms, wherein, heat exchange plate group Be stacked alternately and represent that heat exchange plate group adjacent with arbitrary heat exchange plate group in heat exchanger core is appointing in addition to its own Meaning heat exchange plate group.Each heat exchange plate group carries a kind of heat-exchange fluid, includes 15 kinds of heat exchanges in institute's heat exchanger core Fluid.It is provided with cover plate, the heat exchanger plates that arbitrary cover plate is adjacent outside exposed two heat exchange plate groups after being stacked alternately Dividing plate or non-inductive windings are had between piece group.The heat exchange runner of via matrix, cold plate base and hot plate matrix is entirely located in heat exchange plate Two sides (as shown in Fig. 3, Fig. 4 and Fig. 7, Fig. 8, Figure 11, Figure 12), each heat exchange plate both sides is provided with dividing plate.Other parts And connected mode is identical with embodiment 1 and embodiment 2.
Embodiment 4
Embodiment 4 is with the difference of above-described embodiment, a kind of heat exchanger for more than three kinds fluid heat exchanges Core, including 20 heat exchange plate groups, and is stacked alternately by 20 heat exchange plate groups and forms, wherein, heat exchange plate group alternately Stacking the heat exchange plate group representing adjacent with arbitrary heat exchange plate group in heat exchanger core is any heat exchange in addition to its own Plate groups.Each heat exchange plate group carries a kind of heat-exchange fluid, includes 20 kinds of heat-exchange fluids in institute's heat exchanger core.Change Hot flow path is located at the one or both sides of via matrix, cold plate base and hot plate matrix, adjacent via matrix and via matrix it Between, between via matrix and cold plate base, between via matrix and hot plate matrix, between cold plate base and cold plate base, cold drawing Heat exchange runner one side between matrix and hot plate matrix, between hot plate matrix and hot plate matrix is non-conterminous or adjacent, in heat exchange stream Between the road adjacent via matrix of one side and via matrix, between via matrix and cold plate base, via matrix and hot plate matrix Between, between cold plate base and cold plate base, between cold plate base and hot plate matrix, be provided between hot plate matrix and hot plate matrix Dividing plate.His part and connected mode are same as the previously described embodiments.
Although the present invention is open as above with preferred embodiment, it is not limited to the present invention, any is familiar with this The people of technology, without departing from the spirit and scope of the present invention, can do various changes and modify, the therefore protection of the present invention Scope should be by being defined that claims are defined.

Claims (10)

1. a kind of heat exchanger core for more than three kinds fluid heat exchanges is it is characterised in that described be used for three kinds with upper fluid The heat exchanger core of heat exchange includes n heat exchange plate group, and is stacked alternately by n heat exchange plate group and forms, and wherein, n is not Positive integer less than 3;Each described heat exchange plate group carries a kind of heat-exchange fluid, and described n heat exchange plate group carries n kind heat Exchange fluid;Described heat exchange plate includes via heat exchange plate and through hole heat exchange plate;Described via heat exchange plate includes via Matrix, two fluid vias and the heat exchange runner being processed on via matrix by chemical etching;Described via heat exchange plate On heat exchange runner port be located at via heat exchange plate side on, as the import or export of heat exchanging fluid;Described two Fluid via is as the outlet or import with the corresponding heat exchanging fluid of port attribute of the heat exchange runner on via heat exchange plate;Institute State through hole heat exchange plate and include cold drawing and hot plate;Described cold drawing includes cold plate base, two fluid through-holes and passes through chemical etching The heat exchange runner processing in cold plate base;The port of the heat exchange runner on described cold drawing is located on the side of cold plate base, It is respectively the inlet and outlet of heat exchanging fluid;Described hot plate is included hot plate matrix, two fluid through-holes and is existed by chemical etching The heat exchange runner processing on hot plate matrix;The port of the heat exchange runner on described hot plate is located on the side of hot plate matrix, point Not Wei heat exchanging fluid inlet and outlet;Each heat exchange plate group includes more than one via heat exchange plate or through hole heat exchanger plates Piece;Including in the heat exchange plate group of through hole heat exchange plate contain more than one cold drawing or hot plate;Different described heat exchange plates Heat exchanging fluid import and export offsets one from another in the projection perpendicular to heat exchange plate direction, does not overlap each other, and does not have any phase mutual respect Folded part;Described fluid via and fluid through-hole safety in the projection perpendicular to heat exchange plate direction are overlapping.
2. it is used for the heat exchanger core of more than three kinds fluid heat exchanges according to claim 1 it is characterised in that described replace Stacking the heat exchange plate group representing adjacent with arbitrary heat exchange plate group in heat exchanger core is any heat exchange in addition to its own Plate groups.
3. it is used for the heat exchanger core of more than three kinds fluid heat exchanges according to claim 2 it is characterised in that adjacent two The heat exchange runner that the heat exchange plate comprising in individual heat exchange plate group is provided with has mutually in the projection in heat exchange plate direction Overlapping part is used for heat exchange.
4. it is used for the heat exchanger core of more than three kinds fluid heat exchanges according to claim 3 it is characterised in that described heat exchange Runner is entirely located in the one side of described via matrix, cold plate base and hot plate matrix;Described via matrix, cold plate base and hot plate The another side of matrix is plane, and via matrix whole in heat exchanger core, cold plate base and hot plate matrix are provided with heat exchange runner One side both facing to same direction.
5. it is used for the heat exchanger core of more than three kinds fluid heat exchanges according to claim 3 it is characterised in that described heat exchange Runner is entirely located in the one side of via matrix, cold plate base and hot plate matrix;Described via matrix, cold plate base and hot plate matrix Another side be plane;The heat exchange stream of whole via matrix, cold plate base and hot plate matrix in each heat exchange plate group described Road one side is both facing to same direction;The via matrix of border end heat exchange plate of two groups of adjacent heat exchange plate groups, cold drawing base Body and hot plate matrix are provided with the one of heat exchange runner facing to different, stack a dividing plate between this border end heat exchange plate, Described dividing plate is the matrix not etching heat exchange runner.
6. the heat exchanger core for more than three kinds fluid heat exchanges according to claim 3 is it is characterised in that described change Hot flow path is entirely located in the two sides of via matrix, cold plate base and hot plate matrix, each via matrix, cold plate base and hot plate base Body both sides are provided with dividing plate, and described dividing plate is the matrix not etching heat exchange runner.
7. the heat exchanger core for more than three kinds fluid heat exchanges according to claim 3 is it is characterised in that described change Hot flow path is located at the one or both sides of via matrix, cold plate base and hot plate matrix, adjacent via matrix and via matrix it Between, between via matrix and cold plate base, between via matrix and hot plate matrix, between cold plate base and cold plate base, cold drawing Heat exchange runner one side between matrix and hot plate matrix, between hot plate matrix and hot plate matrix is non-conterminous or adjacent, in heat exchange stream Between the road adjacent via matrix of one side and via matrix, between via matrix and cold plate base, via matrix and hot plate matrix Between, between cold plate base and cold plate base, between cold plate base and hot plate matrix, be provided between hot plate matrix and hot plate matrix Dividing plate, described dividing plate is the matrix not etching heat exchange runner.
8. according to the arbitrary described heat exchanger core being used for more than three kinds fluid heat exchanges of claim 1-7 it is characterised in that handing over Be provided with cover plate for outside exposed two heat exchange plate groups after stacking, arbitrary cover plate and the heat exchange plate group being adjacent it Between have dividing plate or non-inductive windings.
9. it is used for the heat exchanger core of more than three kinds fluid heat exchanges according to claim 8 it is characterised in that described via Matrix, cold plate base and hot plate matrix all can be made up of metal materials such as rustless steel, titanium alloy, copper alloys, also can by pottery, The nonmetallic materials such as PVC are made;The thickness of described via matrix, cold plate base and hot plate matrix is 1.5-4.0mm, rough surface Spend for 1.6-3.2 μm, flatness is less than 10 μm;Heat exchange runner on described via matrix, cold plate base and hot plate matrix cut Face depth is respectively the 60-75% of via matrix, cold plate base and hot plate matrix, and hydraulic diameter is 1.0-3.0mm.
10. it is used for the heat exchanger core of more than three kinds fluid heat exchanges according to claim 9 it is characterised in that described mistake Heat exchange runner on the matrix of hole be hyperbolic type runner, the hole heart of described two fluid through-holes on the same line, and fluid lead to Hole is arranged at the center of single type runner;In described hyperbolic type runner, one end of each curved runner is port, separately One end correspondence is connected with fluid through-hole;Heat exchange runner in described cold plate base is that the circle with rectangular port for the horizontal two ends is changed Hot flow path, on the same line, and two fluid through-holes are arranged at circular heat exchange runner to the hole heart of described two fluid through-holes Center;The plane of described fluid through-hole is higher than the bottom surface of circular heat exchange runner, the heat exchange in described circle heat exchange runner Liquid cannot pass through fluid through-hole, and circular heat exchange runner bottom is provided with multiple S type curve gullies;Heat exchange on described hot plate matrix Runner is single type runner, and on the same line, and fluid through-hole is arranged at single type to the hole heart of described two fluid through-holes The center of runner;Described single type runner, completely around fluid through-hole, does not communicate so that single type runner with fluid port Interior heat exchanging liquid cannot pass through fluid through-hole.
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